Gradual recovery of building plumbing-associated microbial communities after extended periods of altered water demand during the COVID-19 pandemic

S Vosloo, L Huo, U Chauhan, I Cotto… - … science & technology, 2023 - ACS Publications
COVID-19 pandemic-related building restrictions heightened drinking water microbiological
safety concerns post-reopening due to the unprecedented nature of commercial building …

Impact of recommissioning flushing on Legionella pneumophila in a large building during the COVID-19 pandemic

M Grimard-Conea, E Deshommes, E Doré… - Frontiers in …, 2022 - frontiersin.org
COVID-19 shutdowns drastically increased the frequency and duration of water stagnation
events in building plumbing systems, urging local authorities to issue guidance for the safe …

Is flushing necessary during building closures? A study of water quality and bacterial communities during extended reductions in building occupancy

H Greenwald, LC Kennedy, A Ehde, Y Duan… - Frontiers in …, 2022 - frontiersin.org
Drinking water stagnation can lead to degradation of chlorine residual, bacterial growth
(including of opportunistic pathogens and nitrifiers), and metals release from plumbing …

[HTML][HTML] Four buildings and a flush: Lessons from degraded water quality and recommendations on building water management

K Ra, C Proctor, C Ley, D Angert, Y Noh… - Environmental Science …, 2024 - Elsevier
A reduction in building occupancy can lead to stagnant water in plumbing, and the potential
consequences for water quality have gained increasing attention. To investigate this, a study …

Pinpointing drivers of widespread colonization of Legionella pneumophila in a green building: Roles of water softener system, expansion tank, and reduced …

S Joshi, R Richard, C Levya, JC Harrison, D Saetta… - Frontiers in …, 2023 - frontiersin.org
Introduction Legionella pneumophila is an opportunistic pathogen that is a key contributor to
drinking water-associated disease outbreaks in the United States. Prolonged water …

Responses of drinking water bulk and biofilm microbiota to elevated water age in bench-scale simulated distribution systems

HG Healy, A Ehde, A Bartholow, RS Kantor… - npj Biofilms and …, 2024 - nature.com
Reductions in nonresidential water demand during the COVID-19 pandemic highlighted the
importance of understanding how water age impacts drinking water quality and microbiota in …

Laying the groundwork for a Legionella pneumophila risk management program for public drinking water systems

GA Burlingame, TA Bartrand - Journal of Water and Health, 2024 - iwaponline.com
Legionella pneumophila is different from traditional drinking water contaminants because it
presents a latent public health risk for public and private drinking water systems and for the …

Daily sampling reveals household-specific water microbiome signatures and shared antimicrobial resistomes in premise plumbing

L Zhang, D Ning, D Mantilla-Calderon, Y Xu, B Liu… - Nature Water, 2024 - nature.com
Stagnation in premise plumbing can lead to the degradation of drinking water quality, yet the
variability of microbiomes and resistomes in these systems at fine spatiotemporal scales …

Residual disinfectant effectively suppresses Legionella species in drinking water distribution systems supplied by surface water in Minnesota, USA

T Kim, X Zhao, RM Hozalski, TM LaPara - Science of The Total …, 2024 - Elsevier
Seven public water systems in Minnesota, USA were analyzed from one to five times over a
two-year period to assess temporal changes in the concentrations of total bacteria …

Climate change and future water demand: Implications for chlorine and trihalomethanes management in water distribution systems

F Absalan, F Hatam, M Prévost, B Barbeau… - Journal of Environmental …, 2024 - Elsevier
The global change in surface water quality calls for increased preparedness of drinking
water utilities. The increasing frequency of extreme climatic events combined with global …